- 1
A pocket knife whose blade is hidden inside the handle and jumps out when you press a button. The point is speed: one hand, one press, and the knife is open. That is also why it people — you cannot see it coming.
A pocket knife一種小刀 whose blade它的刀刃 is hidden inside the handle藏在刀柄裡 and jumps out而且會彈出來 when you press a button當你按下按鈕。The point重點 is speed是快 one hand一隻手 one press按一下 and the knife is open刀就打開了。That is also why也是為什麼 it frightens people它會嚇到人的原因 you cannot see it coming你完全看不到它要來
This is the American word. In Britain the same knife is usually called a flick knife.
This is the American word這是美式說法。In Britain在英國 the same knife同樣的刀 is usually called通常叫做 a flick knifeflick knife
In many places, including the UK and much of the US, carrying one is against the law, and that legal shadow sits inside the word: "switchblade" almost never appears in a peaceful sentence. It belongs to films, crime news, and gangs in old musicals.
In many places很多地方 including the UK and much of the US包括英國和美國大部分地方 carrying one持有一把 is against the law是違法的 and而 that legal shadow這種法律上的陰影 sits inside the word就藏在這個字裡面 "switchblade"「switchblade」這個字 almost never appears in a peaceful sentence幾乎不會出現在平和的句子裡。It它 belongs to films, crime news, and gangs in old musicals屬於電影、犯罪新聞，還有老音樂劇裡的幫派畫面
If someone says "he had a switchblade", everyone in the room understands it as a threat, not as a useful tool. So it is a normal, clear, everyday word — but it names something you would rarely have a friendly reason to mention.
If someone says如果有人說 "he had a switchblade"「he had a switchblade」 everyone in the room房間裡的每個人 understands it as a threat都會把它理解成威脅 not as a useful tool而不是有用的工具。So所以 it is a normal, clear, everyday word這是個普通、清楚的日常用字 but但是 it names something它指的東西 you would rarely have讓你很少 a friendly reason to mention有善意的理由去提起
原始詞典資料4 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
switchbladenoun/ˈswɪt͡ʃˌbleɪd/
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A folding knife with a blade which opens automatically (under spring pressure) when a button is pressed.
switchbladeverb/ˈswɪt͡ʃˌbleɪd/
- 1
To attack or cut with a switchblade.
- I got terrible hangovers from the cheap booze; and, one night, I almost got switchbladed when I put my arm around the wrong "lady of the night.
- They are the American dream torn asunder, like clean fresh laundry left drying on the clothesline, switchbladed by bored boys of summer.
- 2
To spring open or up.
- Switchblading open their silvery cell phones, they call their mortgage brokers and say “Buy.”
- Steering and stabilization fins switchblading out, followed by the wings.
- 3
To (cause to) make a sudden move or transition.
- He briefly rocked medical school, switchbladed to accounting and finally joked his first radio script in 1938.
- The play's principal comic manoeuvre is to have concern switchblading into callousness.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。